Solving Quadratics Vertex Form

Solve for x.

(x - 7)² + 4 = 40

• x = -1, -13

• x = 1, 7

• x = -1, -7

• x = 1, 13

• x = -7, -13

Tags

CCSS.HSA-REI.B.4B

Solve for x.

5(x - 3)² + 1 = 81

• x = -1, 7

• x = -7, 1

• x = ± 9

• x = 3, 10

Tags

CCSS.HSA-REI.B.4B

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

Tags

CCSS.HSF-IF.C.7A

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A

Does this graph have a maximum or minimum?

• Minimum

• Maximum

Tags

CCSS.HSF-IF.C.7A

• 3

• -6

• 9

• -12

Tags

CCSS.HSA-REI.B.4B

3 For the function above, is the discriminant positive, negative, or zero?

HINT: d + 2 solutions

d = 0 1 solution

d - No real solutions

• Positive

• Negative

• Zero

Determine the solution(s) to the quadratic.

-3(x+7)² + 3 = 0

• x = 6, x = 8

• x = -6, x = -8

• x = -6

• x = -8

• no solution

Tags

CCSS.HSA-REI.B.4B

How many solutions should this quadratic have?

• 1

• 2

• no solution

Determine the solution(s) to the quadratic.

(x + 1)² - 4 = 0

• x = -1, x = 3

• x = 1

• x = 3

• x = 1, x = -3

• no solution

Tags

CCSS.HSA-REI.B.4B